| Vendor | Spec | Unit | Price | Currency | Date |
| Lihuayi Shandong | China national standards | MT | 768.16 | USD | 20251019 |
| Luxi Chem | China national standards | MT | 789.3 | USD | 20251019 |
| Shandong Aite Chem | China national standards | MT | 1071.19 | USD | 20251018 |
| Shandong Aite Chem | China national standards | MT | 1113.48 | USD | 20251018 |
| Shandong Aite Chem | China national standards | MT | 1240.33 | USD | 20251018 |
| Shandong Aite Chem | China national standards | MT | 944.34 | USD | 20251018 |
| Lihuayi Shandong | China national standards | MT | 789.3 | USD | 20251018 |
| Luxi Chem | China national standards | MT | 789.3 | USD | 20251018 |
| Jinan Dezheng Chem | China national standards | MT | 789.3 | USD | 20251018 |
| Sinopec | China national standards | MT | 1057.1 | USD | 20251018 |